Home / 1,346,132.70-2,019,199.05-968,219.10

Finding the Fourth Proportional to 1,346,132.70, 2,019,199.05 and 968,219.10

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Solution

The fourth proportional to 1,346,132.70, 2,019,199.05 and 968,219.10 is: 1,452,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,132.70 : 2,019,199.05 = 968,219.10 : x
  2. Step 2: Convert to fraction form
    1,346,132.70/2,019,199.05 = 968,219.10/x
  3. Step 3: Cross multiply
    1,346,132.70x = 2,019,199.05 × 968,219.10
  4. Step 4: Simplify right side
    1,346,132.70x = 1,955,027,086,911.86
  5. Step 5: Solve for x
    x = 1,955,027,086,911.86/1,346,132.70
  6. Step 6: Final answer
    x = 1,452,328.65

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.